Science MSL Review- Vocabulary For Whole Year Question Preview (ID: 17929)


Review Of All 7th Grade Science Vocabulary- Released ?'s From 2013. TEACHERS: click here for quick copy question ID numbers.

John wants to build a racetrack that will allow his toy cars to travel fast when a force is applied. Which material should he use?
a) carpet, because friction will be high
b) gravel, because friction will be high
c) plastic, because friction will be low
d) sandpaper, because friction will be low

A magnet is placed near a pile of steel paper clips. Which will most likely occur?
a) The magnet will provide a balanced force, causing the paper clips to spin in circles.
b) The magnet will provide an unbalanced force, keeping the paper clips stationary.
c) The magnet will provide a balanced force, pushing the paper clips away from it.
d) The magnet will provide an unbalanced force, pulling the paper clips toward it.

As a roller coaster car travels down a hill, which type of change in energy allows it to speed up?
a) potential energy changing into heat energy
b) potential energy changing into kinetic energy
c) kinetic energy changing into heat energy
d) kinetic energy changing into potential energy

Which form of energy does a car’s engine convert into mechanical energy?
a) light
b) wind
c) chemical
d) gravitational

Which type of energy is changed by plants into chemical energy?
a) solar
b) nuclear
c) thermal
d) gravitational

How can an inclined plane make work easier?
a) by increasing the amount of friction necessary for the task
b) by increasing the effort necessary to raise an object
c) by decreasing the effort required to raise an object
d) by decreasing the efficiency of the task

Which simple machine would be the most efficient for lifting an object 30 m off the ground?
a) pulley
b) screw
c) wedge
d) lever

Why does air pressure decrease from the troposphere to the exosphere?
a) because there are fewer air molecules as altitude increases
b) because there are more air molecules as altitude increases
c) because there are higher temperatures as altitude increases
d) because there are lower temperatures as altitude increases

How does the temperature of the stratosphere compare to the mesosphere?
a) It is colder than the mesosphere because the stratosphere contains the ozone layer
b) It is warmer than the mesosphere because the stratosphere contains the ozone layer
c) It is colder than the mesosphere because the stratosphere contains the ionosphere
d) It is warmer than the mesosphere because the stratosphere contains the ionosphere

Which occurs within a high-pressure system?
a) the formation of tornadoes
b) the formation of hurricanes
c) large clouds, as air rises
d) calm weather, as air sinks

How does the convection of air produce thunderstorms?
a) by causing warm air to sink and cold air to rise
b) by causing warm air to rise and cold air to sink
c) by causing both warm air and cold air to rise
d) by causing both warm air and cold air to sink

Which best explains how the Coriolis effect influences weather conditions?
a) It causes winds to rotate, forming tornadoes on Earth.
b) It causes winds to move to the right in the southern hemisphere.
c) It causes winds to turn to the right in the northern hemisphere.
d) It causes winds to follow a straight–line path around Earth.

Why is it important for the United States to monitor air pollution levels in other countries?
a) Air pollution can improve the ozone layer amounts in the atmosphere.
b) Air pollution can travel to the United States and affect people’s health.
c) The United States is the only country able to monitor the air quality.
d) The United States has clean air and is able to help other countries.

What do protists use cilia and flagella for?
a) for movement
b) to control the cell
c) to make food by photosynthesis
d) to sense sunlight

Which organelle is used to transfer energy and can be found in plant and animal cells?
a) mitochondria
b) vacuole
c) nucleus
d) chloroplast

The cell membrane is unable to work properly. How could this affect plant and animal cells?
a) It could affect their ability to absorb sunlight.
b) It could affect their ability to make proteins.
c) It could affect their ability to store water.
d) It could affect their ability to remove waste.

Which best summarizes organ systems?
a) a group of organelles working together to perform a certain job
b) a group of tissues working together to perform a certain job
c) a group of organs working together to perform a certain job
d) a group of cells working together to perform a certain job

What function summarizes the excretory system?
a) It removes waste
b) It collects oxygen
c) It attacks diseases
d) It delivers nutrients

How do the respiratory and circulatory systems work together?
a) The respiratory system takes in carbon dioxide, while the circulatory system delivers carbon dioxide to the cells.
b) The circulatory system takes in carbon dioxide, while the respiratory system delivers carbon dioxide to the cells.
c) The respiratory system takes in oxygen, while the circulatory system delivers oxygen to the cells.
d) The circulatory system takes in oxygen, while the respiratory system delivers oxygen to the cells.

A scientist noticed that all of the offspring of the yeast fungus are identical to the parent. However, the offspring of a cat all look different. What most likely caused this to occur?
a) Yeast produced offspring through asexual reproduction, while the cat produced offspring through sexual reproduction.
b) Yeast produced offspring through sexual reproduction, while the cat produced offspring through asexual reproduction.
c) Both yeast and the cat produced offspring through asexual reproduction.
d) Both yeast and the cat produced offspring through sexual reproduction.

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